Reference: DeLancey and Golla 1997

DeLancey, Scott & Victor Golla. 1997. The Penutian Hypothesis: Retrospect and Prospect. International Journal of American Linguistics 63(1). 171–202.

https://doi.org/10.1086/466318

@article{delanceygolla1997penutian,
  author  = {DeLancey, Scott and Golla, Victor},
  eprint  = {https://doi.org/10.1086/466318},
  journal = {International Journal of American Linguistics},
  number  = {1},
  pages   = {171–202},
  title   = {The Penutian Hypothesis: Retrospect and Prospect},
  url     = {https://doi.org/10.1086/466318},
  volume  = {63},
  year    = {1997}
}